Computer tower



FIG. 1 is a perspective view of a computer tower showing our design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof, with both sides beingidentical;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

We claim the ornamental design for a computer tower, as shown anddescribed.